260038375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1549}}^1$

素因数の和:1660

約数の個数: 32

約数和(自身を含む): 348192000

約数和(自身を除く): 88153625

約数列:

[1, 5, 17, 25, 79, 85, 125, 395, 425, 1343, 1549, 1975, 2125, 6715, 7745, 9875, 26333, 33575, 38725, 122371, 131665, 167875, 193625, 611855, 658325, 2080307, 3059275, 3291625, 10401535, 15296375, 52007675, 260038375]

約数ペア:

[(1, 260038375), (5, 52007675), (17, 15296375), (25, 10401535), (79, 3291625), (85, 3059275), (125, 2080307), (395, 658325), (425, 611855), (1343, 193625), (1549, 167875), (1975, 131665), (2125, 122371), (6715, 38725), (7745, 33575), (9875, 26333)]